Vocabulary
Anything that has mass and occupies space
What is Matter?
A state of matter that has a definite shape and a definite volume
What is a Solid?
A change in a substance that does not change it’s identity
What is Physical Change?
The three particles of an Atom
What are Protons, Neutrons, and Electrons?
A measure of how much matter is in an object
The basic particle from which all elements are made
What is an Atom?
A state of matter that has no definite shape but has a definite volume
What is a Liquid?
A change in which one or more substances combine or break apart to form new substances
What is Chemical Change?
A positively charged particle that is part of an atom’s nucleus
What is a Proton
The amount of space an object takes up
A measure of the force of gravity acted on an object
What is weight
A state of matter with no definite shape or volume
What is a Gas?
Tearing a piece of paper in half is an example
What is Physical Change
A small particle in the nucleus of the atom, with NO electrical charge
What is a Neutron?
The mass of a substance contained in a unit of volume
What is Density?
Material that has a constant composition, and has consistent properties throughout the sample
What is pure substance?
When something changes from a liquid to a gas
What is Evaporation?
Burning logs in a fire is an example of this
What is Chemical Change
A negatively charged particle that orbits the nucleus of an atom
What is an Electron?
Formula for Density
What is Mass/Volume?
A measure of how much solute can dissolve in a given solvent at a given temperature
What is Solubility?
When something changes from a gas to a liquid
What is Condensation?
Baking a cake is an example of this
What is Chemical Change
The ring around the nucleus that holds the electrons
What is a Valence Shield?
The formula for Volume
What is Length x Width x Height?